The GRAMMY Nominations Concert Live! [PICS]

US-MUSIC-GRAMMY-NOMINATIONS-SHOWLorde performs during the Grammy Nominations Concert at the Nokia Theatre in Los Angeles on December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWMacklemore & Ryan Lewis perform at the The Grammy Nominations Concert Live!! at the Nokia Theatre at LA Live in Los Angeles, California December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from the Staples Center in Los Angeles on January. 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWLorde performs at the The Grammy Nominations Concert Live!! at the Nokia Theatre at LA Live in Los Angeles, California December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from the Staples Center in Los Angeles on January. 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWMacklemore performs at the The Grammy Nominations Concert Live!! at the Nokia Theatre at LA Live in Los Angeles, California December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from the Staples Center in Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWRobin Thicke and Verdine White perform during the Grammy Nominations Concert at the Nokia Theatre in Los Angeles on December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWMacklemore (R) and Ryan Lewis (L) perform during the Grammy Nominations Concert at the Nokia Theatre in Los Angeles on December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWVerdine White (L) and Robin Thicke perform during the Grammy Nominations Concert at the Nokia Theatre in Los Angeles on December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWMacklemore performs during the Grammy Nominations Concert at the Nokia Theatre in Los Angeles on December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWMacklemore performs during the Grammy Nominations Concert at the Nokia Theatre in Los Angeles on December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

US-MUSIC-GRAMMY-NOMINATIONS-SHOWMacklemore performs during the Grammy Nominations Concert at the Nokia Theatre in Los Angeles on December 6, 2013. The 56th Annual Grammy Awards will be broadcast live from Los Angeles on January 26, 2014. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)